| article html file updated | 7 February 2020 10:58 CET | Update | https://www.mdpi.com/2220-9964/5/7/104 |
| article html file updated | 5 May 2019 11:28 CEST | Update | N/A |
| article html file updated | 27 March 2019 08:55 CET | Update | N/A |
| article html file updated | 27 July 2016 11:46 CEST | Update | N/A |
| article html file updated | 29 June 2016 12:11 CEST | Original file | N/A |
| article xml uploaded. | 29 June 2016 11:20 CEST | Original file | https://www.mdpi.com/2220-9964/5/7/104/xml |
| article pdf uploaded. | 29 June 2016 11:20 CEST | Version of Record | https://www.mdpi.com/2220-9964/5/7/104/pdf |
